body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
    'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
    sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

*{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html,body{
  width: 100vw;
  height: 100vh;
}

.loading{
  width: 100%;
  height: 100%;
  text-align: center;
  line-height: 1;
  font-size: 20px;
  color: #555;
}
a:visited {
  text-decoration: none;
}


